Features: OOTDTY Adapter grooving machine is mainly made of metal, which is and practical. It has precision machining, moderate weight, corrosion resistance and high mechanical strength. Convert angle grinder to grooving machine easily and quickly. Develop the function of angle grinder, help to achieve different work by one machine. The adapter conversion tip is suitable for 100/150 type angle grinders, ideal for walls, bricks, tile grooves. The threaded design makes it easy to apply to the angle grinder. Saws (not included) can be added or reduced according to your needs, you can use 2-4 sawsblades at the same time. Specifications:Material: Metal Type: 100/150Package Included:1 Set Grooving Machine AdapterNote:1. Please allow 1-3cm errors due to manual measurement, please make sure you do not mind before ordering. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item.